18 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Here are the most common examples of these four patterns on a chest x-ray (click image
opacities - Fine ... mass - Solitary Pulmonary ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign (Reverse-Halo ... CT • Central GGO ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
CT • Patent airways ... DDx: pna, pulm edema ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Based on the images alone, it is usually not possible to determine the cause of the
edema - filling ... this is nodular interstitial ... lung disease, that ... #Clinical #Diagnosis ... #Radiology #CXR
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
embolism, Pulm edema ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... HIVAIDS #workup #diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Radiology • Miliary ... throughout the lungs ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... dependent part of the lungs ... the differential diagnostic ... #Clinical #Radiology ... #CTChest #CHF #
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... bronchovascular interstitium ... edema. ... #Clinical #Radiology ... #Pulmonary #CTChest
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
CT • Thickened ... DDx: PAP, pulm edema ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical